Fig. 7From: Effective cultivation of microalgae for biofuel production: a pilot-scale evaluation of a novel oleaginous microalga Graesiella sp. WBG-1Sedimentation of Graesiella sp. WBG-1 cells over night. The homogeneous cell suspension (left) was kept still in a glass cylinder and over 98 % of biomass sedimented to the bottom after about 8 h (right)Back to article page